074
WWUS76 KSGX 252102
NPWSGX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
202 PM PDT SAT JUL 25 2026
CAZ048-260515-
/O.CON.KSGX.XH.W.0006.000000T0000Z-260728T0300Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
INCLUDING THE CITIES OF ONTARIO, RIVERSIDE, FONTANA, MORENO
VALLEY, RANCHO CUCAMONGA, CORONA, AND SAN BERNARDINO
202 PM PDT SAT JUL 25 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES IN THE
UPPER 90S TO 110 AND LOW TEMPERATURES IN THE LOW 70S.
* WHERE...SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND
EMPIRE.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ058-260515-
/O.CON.KSGX.XH.W.0006.000000T0000Z-260728T0300Z/
SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE CITIES OF JULIAN AND PINE VALLEY
202 PM PDT SAT JUL 25 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES IN THE
90S TO 100 AND LOW TEMPERATURES IN THE UPPER 60S TO MID 70S.
* WHERE...SAN DIEGO COUNTY MOUNTAINS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ060-260515-
/O.CON.KSGX.XH.W.0006.000000T0000Z-260728T0300Z/
APPLE AND LUCERNE VALLEYS-
INCLUDING THE CITIES OF VICTORVILLE, APPLE VALLEY, HESPERIA, AND
LUCERNE VALLEY
202 PM PDT SAT JUL 25 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES OF 100 TO
110 AND LOW TEMPERATURES IN THE LOW 70S TO LOW 80S.
* WHERE...APPLE AND LUCERNE VALLEYS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
* ADDITIONAL DETAILS...AREAS OF MAJOR HEATRISK. ELEVATED LOW
TEMPERATURES WILL LIMIT OVERNIGHT RELIEF FROM THE HEAT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ061-062-065-260515-
/O.CON.KSGX.XH.W.0006.000000T0000Z-260728T0300Z/
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR
BANNING-
INCLUDING THE CITIES OF BORREGO SPRINGS, PALM DESERT, PALM DESERT
COUNTRY, LA QUINTA, INDIO, PALM SPRINGS, CATHEDRAL CITY, AND
COACHELLA
202 PM PDT SAT JUL 25 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES UP TO 120
AND LOWS IN THE MID 80S TO MID 90S.
* WHERE...COACHELLA VALLEY, SAN DIEGO COUNTY DESERTS, AND SAN
GORGONIO PASS NEAR BANNING.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
* ADDITIONAL DETAILS...MAJOR TO LOCALLY EXTREME HEATRISK. ELEVATED
LOW TEMPERATURES WILL LIMIT OVERNIGHT RELIEF FROM THE HEAT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ043-260515-
/O.CON.KSGX.HT.Y.0006.000000T0000Z-260728T0300Z/
SAN DIEGO COUNTY COASTAL AREAS-
INCLUDING THE CITIES OF VISTA, NATIONAL CITY, OCEANSIDE,
ENCINITAS, SAN DIEGO, CARLSBAD, AND CHULA VISTA
202 PM PDT SAT JUL 25 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...HIGH TEMPERATURES IN THE MID 80S TO LOWER 90S FOR THE MESAS
AND LOW TEMPERATURES IN THE UPPER 60S AND LOWER 70S.
* WHERE...SAN DIEGO COUNTY COASTAL AREAS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ050-260515-
/O.CON.KSGX.HT.Y.0006.000000T0000Z-260728T0300Z/
SAN DIEGO COUNTY VALLEYS-
INCLUDING THE CITIES OF SAN MARCOS, LA MESA, SANTEE, ESCONDIDO,
EL CAJON, AND POWAY
202 PM PDT SAT JUL 25 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...HIGH TEMPERATURES IN THE UPPER 80S TO UPPER 90S AND LOW
TEMPERATURES IN THE UPPER 60S TO LOW 70S.
* WHERE...SAN DIEGO COUNTY VALLEYS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ055-056-260515-
/O.CON.KSGX.HT.Y.0006.000000T0000Z-260728T0300Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
INCLUDING THE CITIES OF WRIGHTWOOD, BIG BEAR LAKE, CRESTLINE, BIG
BEAR CITY, LAKE ARROWHEAD, RUNNING SPRINGS, AND IDYLLWILD-PINE
COVE
202 PM PDT SAT JUL 25 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...HIGH TEMPERATURES IN THE MID 80S TO 100 AND LOWS IN THE MID
60S TO MID 70S BELOW 6500 FT.
* WHERE...RIVERSIDE COUNTY MOUNTAINS AND SAN BERNARDINO COUNTY
MOUNTAINS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ057-260515-
/O.CON.KSGX.HT.Y.0006.000000T0000Z-260728T0300Z/
SANTA ANA MOUNTAINS AND FOOTHILLS-
202 PM PDT SAT JUL 25 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...HIGH TEMPERATURES IN THE 90S AND LOW TEMPERATURES IN THE
70S.
* WHERE...SANTA ANA MOUNTAINS AND FOOTHILLS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ552-260515-
/O.CON.KSGX.HT.Y.0006.000000T0000Z-260728T0300Z/
ORANGE COUNTY COASTAL AREAS-
INCLUDING THE CITIES OF HUNTINGTON BEACH AND COSTA MESA
202 PM PDT SAT JUL 25 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...HIGH TEMPERATURES IN THE LOW TO MID 80S AND LOW
TEMPERATURES IN THE UPPER 60S TO LOW 70S.
* WHERE...ORANGE COUNTY COASTAL AREAS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
CAZ554-260515-
/O.CON.KSGX.HT.Y.0006.000000T0000Z-260728T0300Z/
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF FULLERTON, SANTA ANA, ANAHEIM, GARDEN
GROVE, IRVINE, MISSION VIEJO, AND ORANGE
202 PM PDT SAT JUL 25 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY
* WHAT...HIGH TEMPERATURES IN THE LOW 90S AND LOW TEMPERATURES IN
THE UPPER 60S AND LOWER 70S.
* WHERE...ORANGE COUNTY INLAND AREAS.
* WHEN...UNTIL 8 PM PDT MONDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
MUNYAN
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